22011122010 has 16 divisors (see below), whose sum is σ = 52826692896. Its totient is φ = 5869632528.

The previous prime is 22011121949. The next prime is 22011122041. The reversal of 22011122010 is 1022111022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366852004 + ... + 366852063.

It is an arithmetic number, because the mean of its divisors is an integer number (3301668306).

Almost surely, 2^22011122010 is an apocalyptic number.

22011122010 is an abundant number, since it is smaller than the sum of its proper divisors (30815570886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22011122010 is a wasteful number, since it uses less digits than its factorization.

22011122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733704077.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22011122010 its reverse (1022111022), we get a palindrome (23033233032).

It can be divided in two parts, 2201 and 1122010, that added together give a palindrome (1124211).

The spelling of 22011122010 in words is "twenty-two billion, eleven million, one hundred twenty-two thousand, ten".